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เวลาเลือกประเภทแล้ว อยากให้สินค้าแต่ละประเภทแสดงขึ้นมาค่ะ ต้องทำยังไงค่ะ |
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onchange ค่ะ พอเลือกเปลี่ยน dropdown ให้ไปที่คำสั่ง onchange แล้วอาจจะส่งid ไป select ข้อมูล id นั้นออกมาแสดงค่ะ ถ้าให้สวยงามลองศึกษา jquery นะค่ะ ^^
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Date :
2012-11-27 09:46:15 |
By :
LuckyStar |
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ไม่เข้าใจอ่ะค่ะ พอจะบอกเป็นโค้ดเลยได้มั๊ยค่ะ พอดีเพิ่งเขียนเว็บครั้งแรก
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Date :
2012-11-27 09:48:44 |
By :
nubum |
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ลองดูจากตัวอย่างนะค่ะ http://api.jquery.com/change/
Code (PHP)
<!DOCTYPE html>
<html>
<head>
<style>
div { color:red; }
</style>
<script src="http://code.jquery.com/jquery-latest.js"></script>
</head>
<body>
<select name="sweets" multiple="multiple">
<option>Chocolate</option>
<option selected="selected">Candy</option>
<option>Taffy</option>
<option selected="selected">Caramel</option>
<option>Fudge</option>
<option>Cookie</option>
</select>
<div></div>
<script>
$("select").change(function () {
var str = "";
$("select option:selected").each(function () {
str += $(this).text() + " ";
});
$("div").text(str);
})
.change();
</script>
</body>
</html>
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Date :
2012-11-27 09:53:24 |
By :
LuckyStar |
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ขอบคุณค่ะ แล้วจะลองดู
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Date :
2012-11-27 09:55:58 |
By :
nubum |
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ก็ยังไม่ได้อยุ่ดีอ่ะค่ะ งงมากจริงๆ  
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Date :
2012-11-27 10:07:51 |
By :
nubum |
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Load balance : Server 02
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